Decatur is a city in, and the county seat of, DeKalb County, Georgia, which is part of the Atlanta metropolitan area. With a population of 24,928 in the 2020 census, the municipality is sometimes assumed to be larger since multiple ZIP Codes in unincorporated DeKalb County bear Decatur as the address. The city is served by three MARTA rail stations (Decatur, East Lake, and Avondale). The city is located approximately 5 miles (8.0 km) northeast of Downtown Atlanta and shares its western border with both the city of Atlanta (the Kirkwood and Lake Claire neighborhoods) and unincorporated DeKalb County. The Druid Hills neighborhood is to the northwest of Decatur. The unofficial motto of Decatur used by some residents is "Everything is Greater in Decatur."

Dunwoody is a city located in DeKalb County, Georgia, United States. As a northern suburb of Atlanta, Dunwoody was incorporated as a city on December 1, 2008 but its area establishment dates back to the early 1830s. As of 2019, the city has a population of 49,356, up from 46,267 in the 2010 Census.

Sandy Springs is a city in northern Fulton County, Georgia and an inner ring suburb of Atlanta. The city’s population was 93,853 at the 2010 census, and estimated at 109,452 in 2019. It is Georgia's seventh-largest city (after Athens) and the site of several corporate headquarters, including UPS, Newell Brands, Inspire Brands, Cox Communications, and Mercedes-Benz USA's corporate offices.

Duluth is a city in Gwinnett County, Georgia, United States. Located north of Interstate 85, it is approximately 22 miles (35 km) northeast of Atlanta. As of the 2010 census, Duluth had a population of 26,600 and the United States Census Bureau estimated the population to be 29,609 as of 2019.This Atlanta suburb is home to Gwinnett Place Mall, the Gwinnett Civic and Cultural Center, Infinite Energy Center, Hudgens Center for the Arts, and the Red Clay Theater. It is also home to Northside Hospital–Duluth, an 81-bed hospital constructed in 2006, as well as GMC's Glancy Campus, a 30-bed facility located near downtown. The agricultural manufacturer AGCO is based in Duluth.